Answer:
5,000,000
Explanation:
We can reverse this. 305,000,030 - 300,000,000 = 5,000,030, which we can tell by the numbers of digits that follow the number. Same thing with the 30, 5,000,030 - 30 = 5,000,000
5000000 is the correct answer
9.4m questions
12.1m answers